DK144897C - Afbryderelement med bladfjederelement,som ved tryk kan snappeom - Google Patents

Afbryderelement med bladfjederelement,som ved tryk kan snappeom

Info

Publication number
DK144897C
DK144897C DK222675A DK222675A DK144897C DK 144897 C DK144897 C DK 144897C DK 222675 A DK222675 A DK 222675A DK 222675 A DK222675 A DK 222675A DK 144897 C DK144897 C DK 144897C
Authority
DK
Denmark
Prior art keywords
snappeom
pressure
switch
switch element
spring
Prior art date
Application number
DK222675A
Other languages
Danish (da)
English (en)
Other versions
DK144897B (da
DK222675A (da
Inventor
R Schadow
D Michalski
Original Assignee
Schadow Rudolf Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE19742424751 external-priority patent/DE2424751C3/de
Application filed by Schadow Rudolf Gmbh filed Critical Schadow Rudolf Gmbh
Publication of DK222675A publication Critical patent/DK222675A/da
Publication of DK144897B publication Critical patent/DK144897B/da
Application granted granted Critical
Publication of DK144897C publication Critical patent/DK144897C/da

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
    • H01H13/02—Details
    • H01H13/26—Snap-action arrangements depending upon deformation of elastic members
    • H01H13/36—Snap-action arrangements depending upon deformation of elastic members using flexing of blade springs
DK222675A 1974-05-22 1975-05-21 Afbryderelement med bladfjederelement,som ved tryk kan snappeom DK144897C (da)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE2424751 1974-05-22
DE19742424751 DE2424751C3 (de) 1974-05-22 Schalterelement
US59174675 1975-06-30
US05/591,746 US4046982A (en) 1974-05-22 1975-06-30 Switch means for short-stroke push-button keys

Publications (3)

Publication Number Publication Date
DK222675A DK222675A (da) 1975-11-23
DK144897B DK144897B (da) 1982-06-28
DK144897C true DK144897C (da) 1982-11-15

Family

ID=25767169

Family Applications (1)

Application Number Title Priority Date Filing Date
DK222675A DK144897C (da) 1974-05-22 1975-05-21 Afbryderelement med bladfjederelement,som ved tryk kan snappeom

Country Status (6)

Country Link
US (1) US4046982A (pt)
JP (1) JPS5127476A (pt)
DD (1) DD118195A5 (pt)
DK (1) DK144897C (pt)
FR (1) FR2272503B1 (pt)
GB (1) GB1479247A (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2515185C3 (de) * 1975-04-08 1979-04-26 Rudolf Schadow Gmbh, 1000 Berlin Elektrischer Schnappschalter
DE2537905C3 (de) * 1975-08-26 1979-10-25 Rudolf Schadow Gmbh, 1000 Berlin Elektrischer Schnappschalter mit einem streifenweise aufgeteilten Blech
JPS5414375U (pt) * 1977-07-01 1979-01-30
US4119821A (en) * 1977-09-26 1978-10-10 Stackpole Components Company Normally closed switch
DE3147462A1 (de) * 1981-12-01 1983-07-14 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig & Co KG, 8510 Fürth "leichtgaengiger drucktastenschalter und verfahren zu dessen herstellung"
US4814566A (en) * 1987-10-20 1989-03-21 Sigl Edward D Push-button keyboard assembly with EMI and RFI-shielded multiple individually-replaceable switch modules
US5038100A (en) * 1989-05-25 1991-08-06 Massachusetts Institute Of Technology Microwave test fixture
DE29914191U1 (de) * 1999-08-13 1999-11-11 Dewert Antriebs- Und Systemtechnik Gmbh & Co. Kg, 32278 Kirchlengern Handbedienungseinrichtung

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1249068A (en) * 1916-12-14 1917-12-04 Jonathan Gramm Push-button.
US1733085A (en) * 1927-06-13 1929-10-22 Adolph A Thomas Electric thermostat
US1972172A (en) * 1933-01-26 1934-09-04 Gen Plate Co Snap-acting device
US2332883A (en) * 1942-06-09 1943-10-26 Abrahamson Robert Snap action switch
US2526850A (en) * 1947-01-20 1950-10-24 Cutler Hammer Inc Snap switch
US3539749A (en) * 1968-12-18 1970-11-10 Western Electric Co Movable contacts with oppositely inclined keying slots for providing wiping action in a pushbutton switch
US3684842A (en) * 1970-07-01 1972-08-15 Texas Instruments Inc Pushbutton keyboard switch assembly with improved over center diaphragm contact
US3879586A (en) * 1973-10-31 1975-04-22 Essex International Inc Tactile keyboard switch assembly with metallic or elastomeric type conductive contacts on diaphragm support

Also Published As

Publication number Publication date
DE2424751A1 (de) 1975-12-04
GB1479247A (en) 1977-07-06
FR2272503A1 (pt) 1975-12-19
JPS5127476A (pt) 1976-03-08
DK144897B (da) 1982-06-28
US4046982A (en) 1977-09-06
DD118195A5 (pt) 1976-02-12
FR2272503B1 (pt) 1983-04-08
DK222675A (da) 1975-11-23
DE2424751B2 (de) 1976-12-30

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Legal Events

Date Code Title Description
PBP Patent lapsed